1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin * *
3da2e3ebdSchin * This software is part of the ast package *
4*3e14f97fSRoger A. Faulkner * Copyright (c) 1985-2010 AT&T Intellectual Property *
5da2e3ebdSchin * and is licensed under the *
6da2e3ebdSchin * Common Public License, Version 1.0 *
77c2fbfb3SApril Chin * by AT&T Intellectual Property *
8da2e3ebdSchin * *
9da2e3ebdSchin * A copy of the License is available at *
10da2e3ebdSchin * http://www.opensource.org/licenses/cpl1.0.txt *
11da2e3ebdSchin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
12da2e3ebdSchin * *
13da2e3ebdSchin * Information and Software Systems Research *
14da2e3ebdSchin * AT&T Research *
15da2e3ebdSchin * Florham Park NJ *
16da2e3ebdSchin * *
17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> *
18da2e3ebdSchin * David Korn <dgk@research.att.com> *
19da2e3ebdSchin * Phong Vo <kpv@research.att.com> *
20da2e3ebdSchin * *
21da2e3ebdSchin ***********************************************************************/
22da2e3ebdSchin #pragma prototyped
23da2e3ebdSchin /*
24da2e3ebdSchin * Glenn Fowler
25da2e3ebdSchin * AT&T Research
26da2e3ebdSchin *
27da2e3ebdSchin * Time_t conversion support
28da2e3ebdSchin */
29da2e3ebdSchin
30da2e3ebdSchin #include <tmx.h>
31da2e3ebdSchin #include <tv.h>
32da2e3ebdSchin
33da2e3ebdSchin /*
34da2e3ebdSchin * touch path <atime,mtime,ctime>
35da2e3ebdSchin * (flags&PATH_TOUCH_VERBATIM) treats times verbatim, otherwise:
36da2e3ebdSchin * Time_t==0 current time
37da2e3ebdSchin * Time_t==TMX_NOTIME retains path value
38da2e3ebdSchin */
39da2e3ebdSchin
40da2e3ebdSchin int
tmxtouch(const char * path,Time_t at,Time_t mt,Time_t ct,int flags)41da2e3ebdSchin tmxtouch(const char* path, Time_t at, Time_t mt, Time_t ct, int flags)
42da2e3ebdSchin {
43da2e3ebdSchin Tv_t av;
44da2e3ebdSchin Tv_t mv;
45da2e3ebdSchin Tv_t cv;
46da2e3ebdSchin Tv_t* ap;
47da2e3ebdSchin Tv_t* mp;
48da2e3ebdSchin Tv_t* cp;
49da2e3ebdSchin
50da2e3ebdSchin if (at == TMX_NOTIME && !(flags & PATH_TOUCH_VERBATIM))
51da2e3ebdSchin ap = TV_TOUCH_RETAIN;
52da2e3ebdSchin else if (!at && !(flags & PATH_TOUCH_VERBATIM))
53da2e3ebdSchin ap = 0;
54da2e3ebdSchin else
55da2e3ebdSchin {
56da2e3ebdSchin av.tv_sec = tmxsec(at);
57da2e3ebdSchin av.tv_nsec = tmxnsec(at);
58da2e3ebdSchin ap = &av;
59da2e3ebdSchin }
60da2e3ebdSchin if (mt == TMX_NOTIME && !(flags & PATH_TOUCH_VERBATIM))
61da2e3ebdSchin mp = TV_TOUCH_RETAIN;
62da2e3ebdSchin else if (!mt && !(flags & PATH_TOUCH_VERBATIM))
63da2e3ebdSchin mp = 0;
64da2e3ebdSchin else
65da2e3ebdSchin {
66da2e3ebdSchin mv.tv_sec = tmxsec(mt);
67da2e3ebdSchin mv.tv_nsec = tmxnsec(mt);
68da2e3ebdSchin mp = &mv;
69da2e3ebdSchin }
70da2e3ebdSchin if (ct == TMX_NOTIME && !(flags & PATH_TOUCH_VERBATIM))
71da2e3ebdSchin cp = TV_TOUCH_RETAIN;
72da2e3ebdSchin else if (!ct && !(flags & PATH_TOUCH_VERBATIM))
73da2e3ebdSchin cp = 0;
74da2e3ebdSchin else
75da2e3ebdSchin {
76da2e3ebdSchin cv.tv_sec = tmxsec(ct);
77da2e3ebdSchin cv.tv_nsec = tmxnsec(ct);
78da2e3ebdSchin cp = &cv;
79da2e3ebdSchin }
80da2e3ebdSchin return tvtouch(path, ap, mp, cp, flags & 1);
81da2e3ebdSchin }
82